Full list of all 138 Ring of Pain achievements.
The base game contains 71 achievements, and there are 5 DLC packs containing 67 achievements.
Die 250 times
Complete a run after travelling down a deep pit
Defeat the Owl on Hard difficulty
Play 7 Daily Dungeons
Pacify 25 Hounds
Reach Depth 12 on Hard difficulty
Die in Hard Mode
Equip 8 different Head slot items in one playthrough
Dig up an item in the Graveyard
Have 5 creatures explode in one turn
Stealth past 10 Banefangs
Unlock 70 Achievements
Reach the boss with less than 20% health remaining
Complete a run 5 times
Spend 100+ Souls with Soul Spill
Complete the Light Ending
Have 60+ Defense
Poison 10 Banefangs
Kill a Shrieker
Have 60+ Clarity
Complete a run in under 18 minutes
Play the game for 10 hours
Complete the Dark Ending
Complete a run without any Epic or Legendary items equipped
Kill 10 creatures with reflect damage
Have 60+ Attack
Kill a Wretched Amalgam that has 50+ max health
Killed by equipping items
Die to a boss
Reach Depth 12 having killed all creatures on the way
Transform 20 creatures
Freeze 50 creatures
Have 100+ max Health
Reach the boss on maximum health
Deal 99+ damage in a single attack
Attack Owl friend
Have 60+ Speed
Kill 1000 creatures
Successfully Stealth past 100 different creatures
Reach depth 6 without drinking any potions
Die 25 times
Go from full Health to 1 Health in a single turn
Reduce your max health to 1 with the Fountain of Life
Kill 20 Scroungers
Reach Depth 6 without attacking a creature
Parry 50 creatures
Get cursed by potions 3 consecutive times
Kill multiple creatures in a single turn 50 times
Die with Rainbow Socks equipped
Die within 30 seconds of starting a run
Have 500+ Souls
Exit a room without attacking any creatures
Have a full inventory
Kill a Bilebag from a distance
Shuffle 10+ times in a single run
Complete a Daily Dungeon
Get a score of over 9000 in a Daily Dungeon
Choose your final path
Poison 50 creatures
Successfully Stealth past 10 different creatures in a single game
Discover 10 new paths
Kill 100 creatures
Deal 25+ damage in a single attack
Kill a Pupper
Kill a cute, harmless frog
Kill 20 different types of creatures in a single game
Reach a depth of 12
Use a Shrine
Reach a depth of 6
Discover a new path
Complete the Tutorial
Kill 10,000 creatures
Kill a Stone Shifter in Hard Mode
Finish the game without using any scrolls or spellbooks
Kill 10 Fire Breeds with an explosion
Intimidate 250 creatures
Accept 100 items from Owl
Teleport or knockback an explosive creature 50 times
Freeze 200 creatures
Poison 300 creatures
Make a wish
Have 20 Poison on yourself
Kill an Ancient Ice Beast which has more than 30 Defense
Complete a run without ever equipping an Epic or Legendary item
Complete a run without ever equipping a Rare or Epic item
Kill Sam and spare the companions
Complete a run without replacing any equipped items
Complete a run without using any rerolls
Kill 10+ creatures in one turn
Heal 50+ with one potion
Hex a frog
Complete a run with 4 or fewer items equipped
Complete a run with 5 or less max Health
Complete a run with 0 or less Defense
Get Poisoned twice in one turn
Complete a run with 0 or less Attack
Complete a run without discarding any items
Have 2000+ Souls
Get hit by 20 explosions in one run
Complete a run without ever equipping a Common item
Kill a Spineback while its spines are exposed
Hit Owl with a spoon
Petrify 50 creatures
Destroy 20 equipped items in one run
Kill all enemies in a dungeon with the rock
Complete a run with the first item equipped
Reroll 30 times in a single run
Reach depth 10 without hurting a Gnawling
Reach Depth 12 on Medium difficulty
Complete a run without ever equipping any Body, Head, Arms, Legs or Feet items
Complete a run without entering any special dungeons (only use the black exits)
Use 35 Exit cards of any type in a single run
Escape fatal poison damage by leaving dungeon
Transform a Firebead that was about to self-destruct
Get cursed while at 1 health
Complete a run without killing a Scrounger
Complete a run with your Stealth, Crit and Dodge chance lower than 10%
Complete a run without taking any explode damage
Complete a run without gaining any stats from Stat Boosts
Complete a run with only Diviner items equipped
Complete a run with only Soul Kin items equipped
Complete a run with only Multiclass items equipped
Complete a run with only Stalker items equipped
Complete a run with only Brute items equipped
Kill all creatures in a core path dungeon on the first turn
Kill a boss without ever attacking them directly
Kill a boss without any items equipped
Kill a creature with exactly the same stats as you
Spend more than 200 Souls rerolling a chest and then discard it
Survive a total of 60+ damage in a single Nest or Swamp dungeon
Wear items of the same set in the Head, Body, Legs, and Feet slots